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How to form the perfect tense in French using 'avoir'.

If we want to express a completed action which happened in the past in French, we use the perfect tense. In order to form it we use either avoir or etre and conjugate them in the present form and then add th...
HA
Answered by Hannah A. French tutor
5555 Views

What is an enzyme?

An enzyme is a protein catalyst . A catalyst is a substance which alters the rate of a chemical reaction. (So it can speed up a chemical reaction). The key thing about an enzyme is that it is not itself chan...
LD
Answered by Lauren D. Biology tutor
11304 Views

Is their economic and cultural benefit to studying a humanities subject?

As university places become more hotly contested and admission interviews look to distinguish between the regurgitators and the critical thinkers, never has it been more important to display mental supplenes...
EP
3631 Views

How do I subtract one fraction from another?

If you have the question: What is 2/3 minus 1/5? You should start this question by looking at the demoniators (the bottom of the fraction). You want to get a number that is divisible by both 3 and 5. An exam...
JC
Answered by Jessica C. Maths tutor
5343 Views

What is Translation, and how do I approach it?

What is Translation? Translation, or Uebersetzung , is quite simply the art of rewriting a source text (ie, an original piece of writing in one language) into a piece of text that can be read in the target l...
OB
Answered by Oliver B. German tutor
3358 Views